<template>
  <div class="about">
    <h1>This is an about page</h1>
    <p>{{num}}</p>
    <button @click="num++">++</button>
  </div>
</template>

<script>
export default {
  name: 'About',
  data() {
    return {
      num: 20
    }
  },
  created(){
    console.log('About组件--isKeep',this.$route.meta.isKeep)
  },
  components:{
    
  }
}
</script>

<style scoped>

</style>